Rough marsh mallow (Althaea hirsuta)

Rough marsh mallow

Also known as: Hairy mallow

Rough marsh mallow (Althaea hirsuta) is an attractive wildflower that is easy to identify by its pretty pink spring-blooming flowers and its hairy leaves. The specific epithet, hirsuta, refers to these leaves as the word translates to "hairy." Sadly this species is threatened in Malta and is listed on that nation's Red Data Book.

Scientific classification

Species

Rough marsh mallow (Althaea hirsuta)

Mallows, rock-roses, and allies

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Spring

Bloom Time

White, Pink

Flower Color

Deciduous

Leaf type

Images of Rough marsh mallow

Distribution of Rough marsh mallow

Distribution Map

Rough marsh mallow naturally occurs across several major regions, including parts of Europe, the Middle East, and North Africa. It has a wide native range that encompasses a diverse set of climatic and geographical areas. Additionally, rough marsh mallow has been introduced to regions spanning Central and Western Europe, where it has established itself beyond its native habitat. This plant has successfully acclimatized to various locales, highlighting its adaptability to different environments.

Native

Cultivated

Invasive

Introduced

No species reported

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Care Guide for Rough marsh mallow

Every week

Water

Partial sun

Sunlight

Water: Rough marsh mallow flourishes in moderate climates, preferring consistent soil hydration without waterlogging. Water weekly for optimal health and benefit from rainwater during the growing season, which mimics its native habitat's mineral-rich conditions.

Fertilize: For optimal health, rough marsh mallow requires balanced NPK fertilizers, applied once in early spring and mid-summer. Reduced frequency is necessary in winter. Incorporate fertilizers near roots and water well, adhering to package instructions to prevent fertilizer burn while ensuring robust growth.

Pruning: Rough marsh mallow thrives with early to late spring pruning, promoting growth and blooms. Remove weak stems for better sunlight and air circulation, enhancing health and aesthetics. Use clean, sharp tools to prevent disease and maintain vibrancy.

Propagation: Rough marsh mallow is a perennial herb propagated through quality seeds and well-draining soil to maintain moisture. Seeds should be sown in pots or nursery beds, covered lightly, and kept in optimal conditions. Consistent watering and protection from harsh weather promote effective germination and growth.

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Learn More About Rough marsh mallow

How to Transplant

How to Prune

How to Grow and Care

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